January 2017 in “Seoul National University Open Repository (Seoul National University)” AIMP1 can boost hair growth by increasing stem cell activity.
30 citations
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July 2004 in “Fertility and Sterility” Amenorrhea is when a woman doesn't have periods, with primary amenorrhea starting by age 15 or within five years of breast development, and secondary amenorrhea when periods stop for three months. It affects 3-4% of women not pregnant, breastfeeding, or in menopause, mainly due to polycystic ovary syndrome, hypothalamic amenorrhea, hyperprolactinemia, and ovarian failure.
29 citations
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February 1987 in “General and comparative endocrinology” Thyroid and gonadal hormones control seasonal hair growth and molting in male European badgers.
8 citations
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August 2015 in “Endocrine”
January 2026 in “Biomedicines” Dysregulated lipid metabolism may play a role in male pattern baldness.
11 citations
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October 2020 in “General and comparative endocrinology” Male C57BL/6 mice show age-related fluctuations in certain hormones and their ratios in both blood and hair.
62 citations
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December 1966 in “Endocrinology” Injecting α-MSH made mice's hair turn black.
May 2025 in “Journal of the ASEAN Federation of Endocrine Societies” Postmenopausal women with unusual hair growth should be checked for ovarian tumors.
1 citations
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January 1989 Four antibodies were developed to help study hair follicle cell differentiation.
1 citations
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July 2024 in “Journal of Investigative Dermatology” MPZL3 protein affects hair growth cycles and could help manage hair loss.
46 citations
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December 1992 in “The Journal of Steroid Biochemistry and Molecular Biology” Affected males are born with ambiguous genitalia, raised as females, but develop male traits at puberty due to enzyme deficiency.
January 2026 in “International Journal of Women s Health” A new model helps predict treatment success in girls with early puberty.
24 citations
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April 2014 in “Oncotarget” Minoxidil can reduce functions related to androgen receptors.
13 citations
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May 1998 in “The Journal of Clinical Endocrinology & Metabolism” LH and hCG reduce certain protein levels in women's skin.
5 citations
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November 1999 in “Medical Hypotheses” Minoxidil, a common hair loss treatment, might work by counteracting a hormone that reduces hair growth and promotes hair loss.
4 citations
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December 2012 in “Arquivos Brasileiros De Endocrinologia E Metabologia” A postmenopausal woman's masculine symptoms improved after surgery for a hormone-producing ovarian tumor.
32 citations
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February 2024 in “Growth Hormone & IGF Research” Dihydrotestosterone (DHT) stops hair growth in mice by lowering a growth factor important for hair.
November 2013 in “Tampere University Institutional Repository (Tampere University)” Tudor-SN is important for immune cells, and polyamines can promote hair growth.
February 2026 in “Toxicology Letters” MK-0773 is a moderate inhibitor of the SRD5A2 enzyme.
4 citations
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April 2002 in “Medical Hypotheses” Hormones cause hair loss by affecting cell growth and weakening cell attraction.
3 citations
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October 1993 in “Endocrinology”
51 citations
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January 2003 in “Hormone Research in Paediatrics” Hormones and their receptors, especially androgens, play a key role in hair growth and disorders like baldness.
January 1999 in “Birkhäuser Basel eBooks” Metallothionein likely helps in cell growth and development in wool follicles of fetal sheep.
May 2022 in “Research Square (Research Square)” Melatonin improved sheep reproduction, being more beneficial and cost-effective in males.
22 citations
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June 2010 in “Experimental Dermatology” Lower MC2R expression may contribute to alopecia areata.
19 citations
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June 2010 in “Journal of acupuncture and meridian studies” A plant extract was found to effectively block an enzyme related to male hormone-related diseases.
1 citations
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December 2024 in “Bulletin of Osh State University” Mercury can disrupt sex hormones and cause reproductive issues.
2 citations
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May 2022 in “Stem cell research & therapy” Disrupted stem cell signals in hairpoor mice cause hair loss.
22 citations
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March 2021 in “European journal of endocrinology” Primary amenorrhea and delayed puberty in females can be diagnosed and managed effectively.
January 2020 in “Nihon Yakuri Gakkai nenkai yoshishu” Reducing 5α-reductase activity helps endometrial cells differentiate, aiding pregnancy.